Linux questions C# questions ASP.NET questions fabric questions SQL questions discussionsforums All Message Boards... So, I deployed this service to our Windows 2012 R2 server. Then how did such a situation happen? aspnet_regiis -i worked! Check This Out

Check the project web.config when you host the application in IIS and all references. Could not load type 'System.ServiceModel.Activation.HttpModule' from assembly 'System.ServiceModel, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 This error can occur when there are multiple versions of the .NET Framework on the computer that is running IIS, Not the answer you're looking for? Resolution #2 The worker process tries to load the assembly since it passes the pre-condition.

Sign In·ViewThread·Permalink Thanks!! Since the application pool’s runtime version is v4.0, this assembly is tried to be loaded from the .NET 4 assemblies folder. Unfortunately, the 3.x items were declared before the 4.x items. Aspnet_regiis.exe /iru Server 2012 I have a Service.svc and I get this error when I run my Application. "Could not load type 'System.ServiceModel.Activation.HttpModule' from assembly 'System.ServiceModel, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'" I tried this --> aspnet_regiis.exe -iru

Browse other questions tagged service svc or ask your own question. Cause Installation of .NET 3.5.1 WCF HTTP activation feature adds a global module for the 3.0 framework’s 'System.ServiceModel’ assembly for the type 'System.ServiceModel.Activation.HttpModule'. You will run into this problem only if you install the .NET 3.5.1 WCF HTTP Activation feature after the installation of .NET 4 framework on your server. Consider making a small donation to show your support.

Sign In·ViewThread·Permalink tnx! System.typeloadexception: Could Not Load Type From Assembly Dev centers Windows Office Visual Studio Microsoft Azure More... Please review the stack trace for more information about the error and where it originated in the code. Source Error: An unhandled exception was generated during the execution of the current web request.

It is a 4.0 Framework APP. Phil C 28 posts Registered: 06 Sep 2012 19 Apr 2011 Link to this post Same here, cheers! Could Not Load Type 'system.servicemodel.activation.httpmodule' Server 2012 Member 126900097-Sep-16 16:19 Member 126900097-Sep-16 16:19 Thank you so much. Could Not Load Type Httpmodule For anyone who could be interested: That error can be solved, by adding manually "svc-integrated-4.0" Handler Mapping: System.ServiceModel.Activation.ServiceHttpHandlerFactory, System.ServiceModel.Activation, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35 Name: svc-integrated-4.0 Unchecked "Request Restrictions..." Sign In·ViewThread·Permalink Last

Gunnar 10 posts Registered: 30 Sep 2008 16 Mar 2012 Link to this post Yeahh ... http://netlookmag.com/could-not/system-enterpriseservices-dll-could-not-be-opened.html Thanks a lot –Jagz W Nov 16 at 6:24 add a comment| up vote 40 down vote I have Windows 8 installed on my machine, and the aspnet_regiis.exe tool did not In my case, we already have a running IIS application using ASP.net 4.0 framework. But this did not work for me. Aspnet_regiis.exe /iru

Do you want to know when a feature you care about is added or when a bug fixed? Alternatively, you can remove it from the global modules list, and add it specifically to the application needing it. Since, the definition of the 'System.ServiceModel.Activation.HttpModule’ is now moved to the “System.ServiceModel.Activation” assembly, it fails. this contact form Thanks for your help.

The two websites had different versions of .net. Could Not Load Type Custom Httpmodule The exception said: "Could not load type ‘System.ServiceModel.Activation.HttpModule’ from assembly 'System.ServiceModel, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'" When I was working on IIS 7.5, I heard about this problem and knew the cause: the But this doesn't work on Windows Server 2012.

Server Error in '/myVDir' Application. -------------------------------------------------------------------------------- Could not load type 'System.ServiceModel.Activation.HttpModule' from assembly 'System.ServiceModel, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'. Go to ISS -> Modules -> Remove the ServiceModel3-0. (without number worked for me) share|improve this answer answered Nov 4 '14 at 10:12 peter 1 add a comment| Your Answer You can resolve the problem by following any of the following: Re-register the .NET 4 framework of ASP.NET with IIS Force this module to be loaded only inside a 2.0 application navigate here Does anyone know another method ?

For some reason, you choose not to re-register the ASP.NET 4 version assemblies with IIS, you can follow the resolution #2 explained below, which will do the same configuration change, but share|improve this answer answered Feb 9 '15 at 13:31 fordareh 1,91521434 add a comment| up vote 2 down vote You can install these features on windows server 2012 with powershell using Thanks Neha share|improve this answer edited Mar 25 at 23:19 lalibi 2,2651934 answered Apr 30 '13 at 16:01 scubaFun 1,0171821 4 This advice is also necessary for Windows Server 2012.